Method lineCheckCollidable

Source/Main/scenegraph.cpp:396–415

}

Collision SceneGraph::lineCheckCollidable(const vec3& start, const vec3& end, Object* not_hit) {
    std::vector<Collision> collisions;
    LineCheckAll(start, end, &collisions);
    Collision* closest = NULL;
    float closest_distance;
    for (auto& c : collisions) {
        if (c.hit_what->collidable && c.hit_what != not_hit) {
            float dist = distance_squared(start, c.hit_where);
            if (!closest || dist < closest_distance) {
                closest = &c;
                closest_distance = dist;
            }
        }
    }
    if (closest) {
        return *closest;
    } else {
        return Collision();
    }
}

void SceneGraph::LineCheckAll(const vec3& start, const vec3& end, std::vector<Collision>* collisions) {
    PROFILER_ZONE(g_profiler_ctx, "SceneGraph::LineCheckAll");